National Network of Regional Coastal Monitoring Programmes
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Wave Spectra for 30/06/2025 22:19 GMT
Note that these are real-time data and are not quality-controlled. Long-range graphs are plotted from a randomised subsample of half-hourly data.
Start Bay
Wave Spectra for 30/06/2025 22:19 GMT
Wave Spectra page developed in conjunction with Fugro GB Limited.
Wave Spectra page developed in conjunction with Fugro GB Limited.
| Sea and Swell Summary for (30/06/2025 22:19 GMT) | |
|---|---|
| Significant Wave Height (m) | 0.3 |
| Wave zero up crossing period (Spectrum Tz) (s) | 4.1 |
| Wind Wave Significant Wave Height (m) | 0.21 |
| Wind Wave Peak Period (s) | 3 |
| Wind Wave Peak Period Direction (°) | 86 |
| Swell Significant Wave Height (m) | 0.22 |
| Swell Peak Period (s) | 10 |
| Swell Peak Period Direction (°) | 194.1 |
| % Swell | 50.9 |
